Multifunctional grasping forceps for thyroid gland

Abstract

The utility model discloses a pair of multifunctional grasping forceps for thyroid gland, and relates to the technical field of medical instruments. A gripping clamp; the rotating assembly is rotatably mounted at the front end of the row cutting handle and drives the grabbing pincers to rotate; the sliding device is installed in the rotating assembly in a sliding mode and penetrates through the rotating assembly to be connected with the row shearing handle, and the grabbing pliers are driven by the row shearing handle to do the action that the grabbing pliers are opened and closed; the forceps head consists of a first forceps head and a second forceps head; the first mouse teeth and the second mouse teeth are arranged in a matched mode so that thin tissue and fascia can be grabbed, the grabbing force is enhanced, slipping is prevented, and the tissue and the fascia can be accurately grabbed; more tissues can be accommodated through the arrangement of the arc-shaped grooves, so that the device has obvious advantages in grasping glands; by arranging the transverse teeth, the friction force can be increased, and the tissue can be grabbed more firmly.

Description

Technical Field

[0001] The utility model relates to the technical field of medical instruments, in particular to a multifunctional thyroid grasping forceps. Background Art

[0002] During human thyroidectomy surgery, the subcutaneous thyroid gland often needs to be separated from the tissue before removal. During the operation, due to the delicate grasping operation between the thyroid gland and the tissue, high-precision and high-standard special tools are required.

[0003] Grasping forceps are auxiliary tools used by doctors to perform laparoscopic thyroid surgery in clinical surgery to ensure the safety of the operation.

[0004] However, since the grasping forceps need to clamp thin tissues and fascia at the same time, this results in the grasping forceps being unable to maintain sufficient grasping force on the thin tissues and fascia, and being prone to slipping when clamping under force. Utility Model Content

[0005] The utility model provides a multifunctional thyroid grasping forceps to solve the problem in the prior art that the grasping forceps need to clamp thin tissues and fascia at the same time, which results in the grasping forceps being unable to maintain sufficient grasping force on the thin tissues and fascia and being prone to slipping when clamping.

[0006] The technical problem solved by the utility model is achieved by the following technical solutions:

[0007] A multifunctional thyroid grasping forceps, comprising:

[0008] Shear handle;

[0009] Grasping forceps;

[0010] A rotating assembly, which is rotatably mounted on the front end of the shearing handle and drives the grabbing pliers to rotate;

[0011] A sliding device, which is slidably mounted inside the rotating assembly and connected to the shearing handle through the rotating assembly, so that the grabbing pliers can open and close under the drive of the shearing handle;

[0012] The grabbing forceps consists of a first forceps head and a second forceps head, the head of the first forceps head is provided with three first rat teeth, the head of the second forceps head is provided with two second rat teeth, and the second rat teeth are arranged alternately with the first rat teeth.

[0013] Optionally, the shear handle comprises:

[0014] fixed handle;

[0015] A movable handle, the movable handle being hinged to the rear side of the fixed handle through a hinge joint;

[0016] An orientation block, which is fixed on the top of the fixed handle and limits the rotation angle of the fixed handle;

[0017] A little finger rest, the little finger rest being fixed at the bottom of the fixed handle;

[0018] The power connection head is fixed on the top of the orientation block.

[0019] Optionally, an arc-shaped groove is provided on one side of the first pliers head and the second pliers head that are adjacent to each other, and a plurality of transverse teeth are provided on one side of the first pliers head and the second pliers head that are adjacent to each other.

[0020] Optionally, hinge plates are fixedly mounted on one end of the first clamp head and the second clamp head close to the sliding device, and the two hinge plates are hinged to the head of the rotating assembly.

[0021] Optionally, the rotating assembly includes:

[0022] A steering head, the steering head being rotatably buckled on the front end of the directional block;

[0023] An extension pipe, wherein the extension pipe is fixed to the steering head;

[0024] A positioning groove, the positioning groove is provided at the front end of the extension tube;

[0025] A socket joint is detachably fixed to the front end of the extension tube.

[0026] Optionally, the socket includes:

[0027] A plug connector, which is plugged into the interior of the extension tube and is hinged to the two hinge plates;

[0028] A positioning protrusion, which is fixed on the outside of the plug connector and inserted into the inside of the positioning groove;

[0029] A guide groove is provided in the middle of the plug connector.

[0030] Optionally, the sliding device includes:

[0031] A sliding head, the sliding head can be slidably inserted into the interior of the guide groove;

[0032] An inner rod, which is rotatably mounted on the rear side of the sliding head and inserted into the movable handle through the extension tube and the orientation block;

[0033] The articulated arms are provided with two, and the two ends are respectively articulated with the sliding head and the articulated plate.

[0034] The beneficial effects of the utility model are:

[0035] The first rat teeth and the second rat teeth are used to grasp thin tissues and fascia, strengthen the grasping force, prevent slipping, and grasp tissues and fascia accurately;

[0036] The arc-shaped groove can accommodate more tissues, which has obvious advantages for grasping the glands;

[0037] The friction force can be increased by setting the transverse teeth, so that the tissue can be grasped more firmly. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] In order to more clearly illustrate the implementation scheme of the utility model or the technical scheme in the prior art, the drawings required for use in the implementation scheme or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some implementation schemes of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0039] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0040] Figure 2 For this utility model Figure 1 A schematic diagram of the structure enlargement in the middle;

[0041] Figure 3 This is a schematic diagram of the structure of the shear handle of the utility model;

[0042] Figure 4 This is a schematic diagram of the socket structure of the utility model;

[0043] Figure 5 It is a schematic diagram of the structure of the sliding device of the utility model.

[0044] In the figure: 100, shearing handle; 110, fixed handle; 120, movable handle; 130, directional block; 140, little finger rest; 150, power connection head;

[0045] 200, grasping forceps; 210, first forceps head; 220, second forceps head; 230, first rat teeth; 240, second rat teeth; 250, arc-shaped groove; 260, horizontal teeth; 270, hinged plate;

[0046] 300, rotating assembly; 310, steering head; 320, extension tube; 330, positioning groove; 340, socket joint; 341, plug joint; 342, positioning protrusion; 343, guide groove;

[0047] 400, sliding device; 410, sliding head; 420, inner rod; 430, articulated arm. DETAILED DESCRIPTION

[0048] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below with reference to specific illustrations.

[0049] Reference Figure 1-5 A multifunctional thyroid grasping forceps is shown, comprising:

[0050] Shearing handle 100;

[0051] Grasping forceps 200;

[0052] The rotating assembly 300 is rotatably mounted on the front end of the shearing handle 100 and drives the grabbing clamp 200 to rotate;

[0053] The sliding device 400 is slidably installed inside the rotating assembly 300, and is connected to the shearing handle 100 through the rotating assembly 300, so that the grabbing pliers can open and close under the drive of the shearing handle 100;

[0054] The grasping forceps 200 are composed of a first forceps head 210 and a second forceps head 220 . The first forceps head 210 is provided with three first rat teeth 230 , and the second forceps head 220 is provided with two second rat teeth 240 . The second rat teeth 240 are arranged alternately with the first rat teeth 230 .

[0055] The first rat teeth 230 and the second rat teeth 240 are arranged in coordination to grasp thin tissues and fascia, strengthen the grasping force, prevent slipping, and grasp tissues and fascia accurately;

[0056] The tissue and fascia are clamped by the cooperation of the first clamp head 210 and the second clamp head 220 , and can be opened to facilitate the movement of the tissue and fascia between the first clamp head 210 and the second clamp head 220 .

[0057] In some embodiments of the present invention, referring to Figure 3 As shown, the trimmer handle 100 includes:

[0058] Fixed handle 110;

[0059] A movable handle 120, the movable handle 120 is hinged to the rear side of the fixed handle 110 through a hinge joint;

[0060] An orientation block 130, which is fixed to the top of the fixed handle 110 and limits the rotation angle of the fixed handle 110;

[0061] A little finger rest 140 , wherein the little finger rest 140 is fixed to the bottom of the fixed handle 110 ;

[0062] The power connection head 150 is detachably fixed on the top of the orientation block 130 .

[0063] The sliding device 400 is pulled or pushed by rotating the movable handle 120, so that the sliding device 400 can slide and drive the first clamp head 210 and the second clamp head 220 to close or open, and a strip groove is provided on the movable handle 120;

[0064] A coil spring may be provided at the hinge of the movable handle 120 and the fixed handle 110 , or a torsion spring may be provided between the movable handle 120 and the fixed handle 110 , so as to open when the movable handle 120 is not subjected to force.

[0065] In some embodiments of the present invention, referring to Figure 4 and Figure 5 As shown, an arc-shaped groove 250 is provided on one side adjacent to the first clamp head 210 and the second clamp head 220 , and a plurality of transverse teeth 260 are provided on one side adjacent to the first clamp head 210 and the second clamp head 220 .

[0066] Among them, the arrangement of the arc-shaped groove 250 can accommodate more tissues, which has obvious advantages for grasping the gland;

[0067] The horizontal teeth 260 can increase the friction force and grasp the tissue more firmly.

[0068] In some embodiments of the present invention, referring to Figure 4 and Figure 5 As shown, hinge plates 270 are fixedly mounted on one end of the first clamp head 210 and the second clamp head 220 close to the sliding device 400 , and the two hinge plates 270 are hinged to the head of the rotating assembly 300 .

[0069] Among them, the hinged plate 270 is connected to the rotating assembly 300 to position the rotation center of the rotating assembly 300, the first clamp 210 and the second clamp 220. At the same time, the sliding range of the sliding device 400 can be limited, and the first clamp 210 and the second clamp 220 can be opened or closed under the drive of the rotating assembly 300.

[0070] In some embodiments of the present invention, referring to Figure 3 and Figure 4 As shown, the rotating assembly 300 includes:

[0071] A steering head 310, the steering head 310 is rotatably buckled on the front end of the orientation block 130;

[0072] An extension tube 320, the extension tube 320 is fixed on the steering head 310;

[0073] A positioning groove 330, which is formed at the front end of the extension tube 320;

[0074] The socket joint 340 is detachably fixed to the front end of the extension tube 320 .

[0075] The setting of the steering head 310 facilitates the medical staff to drive the extension tube 320 to rotate, and the extension tube 320 drives the grasping forceps 200 to rotate 360 ​​degrees.

[0076] The extension tube 320 guides the sliding of the sliding device 400 , thereby preventing the sliding device 400 from being deflected by external force.

[0077] In some embodiments of the present invention, referring to Figure 4 As shown, the socket 340 includes:

[0078] The plug connector 341 is plugged into the extension tube 320 and is hinged to the two hinge plates 270;

[0079] A positioning protrusion 342, which is fixed to the outside of the plug connector 341 and inserted into the inside of the positioning groove 330;

[0080] The guide groove 343 is provided in the middle of the plug connector 341 .

[0081] The plug connector 341 is fixed inside the extension tube 320, and the positioning protrusion 342 and the positioning groove 330 are matched to rotate the plug connector 341 and the extension tube 320 synchronously, so that the plug connector 341 can drive the grabbing forceps 200 to rotate;

[0082] The setting of the guide groove 343 provides space for the installation and sliding of the sliding device 400, so that the sliding device 400 can be adjusted normally.

[0083] In some embodiments of the present invention, referring to Figure 5 As shown, the sliding device 400 includes:

[0084] A sliding head 410, the sliding head 410 can be slidably inserted into the interior of the guide groove 343;

[0085] An inner rod 420, which is rotatably mounted on the rear side of the sliding head 410 and is inserted into the movable handle 120 through the extension tube 320 and the orientation block 130;

[0086] The articulated arms 430 are provided with two, and both ends are respectively hinged to the sliding head 410 and the articulated plate 270 .

[0087] The setting of the sliding head 410 drives the articulated arm 430 to swing, so that the articulated arm 430 drives the first clamp head 210 and the second clamp head 220 to open or close through the hinge plate 270;

[0088] The inner rod 420 is connected to the movable handle 120 , and the connection position between the inner rod 420 and the movable handle 120 is spherical and inserted into the strip groove, and slides along the strip groove when the movable handle 120 rotates.

[0089] Working method of the utility model:

[0090] When the grasping forceps 200 are closed, a clamping force is applied to the movable handle 120, so that the movable handle 120 rotates and drives the coil spring or torsion spring to store force. When the movable handle 120 rotates, it pulls the inner rod 420, so that the inner rod 420 drives the sliding head 410 to move, so that the sliding head 410 drives the hinge plate 270 to rotate through the hinge arm 430, so that the hinge plate 270 drives the first clamp head 210 and the second clamp head 220 to rotate to clamp the tissue and fascia;

[0091] When the grabbing forceps 200 are opened, the external force on the movable handle 120 is released, and the coil spring or torsion spring drives the movable handle 120 to open, so that the movable handle 120 pushes the sliding head 410 to move through the inner rod 420, so that the sliding head 410 drives the hinge plate 270 through the hinge arm 430, so that the hinge plate 270 drives the first clamp head 210 and the second clamp head 220 to open;

[0092] When the grabbing forceps 200 need to be adjusted axially, an external force is applied to the steering head 310 so that the steering head 310 drives the plug connector 341 to rotate through the extension tube 320 , and the plug connector 341 drives the grabbing forceps 200 to rotate.

[0093] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A multifunctional thyroid grasping forceps, characterized in that: include: Shear handle (100); Grasping forceps (200); A rotating assembly (300), wherein the rotating assembly (300) is rotatably mounted on the front end of the shearing handle (100) and drives the grabbing forceps (200) to rotate; A sliding device (400), wherein the sliding device (400) is slidably mounted inside the rotating assembly (300), passes through the rotating assembly (300) and is connected to the shearing handle (100), so that the grasping pliers can open and close under the drive of the shearing handle (100); The grasping forceps (200) are composed of a first forceps head (210) and a second forceps head (220); the head of the first forceps head (210) is provided with three first rat teeth (230); the head of the second forceps head (220) is provided with two second rat teeth (240); and the second rat teeth (240) and the first rat teeth (230) are arranged in an alternating manner.

2. A multifunctional thyroid grasping forceps according to claim 1, characterized in that: The trimmer handle (100) comprises: fixed handle(110); A movable handle (120), wherein the movable handle (120) is hinged to the rear side of the fixed handle (110) via a hinge joint; An orientation block (130), wherein the orientation block (130) is fixed on the top of the fixed handle (110) and limits the rotation angle of the fixed handle (110); A little finger rest (140), wherein the little finger rest (140) is fixed to the bottom of the fixed handle (110); The power connection head (150) is fixed on the top of the orientation block (130).

3. The multifunctional thyroid grasping forceps according to claim 1, characterized in that: An arc-shaped groove (250) is provided on one side adjacent to the first clamp head (210) and the second clamp head (220), and a plurality of transverse teeth (260) are provided on one side adjacent to the first clamp head (210) and the second clamp head (220).

4. The multifunctional thyroid grasping forceps according to claim 1, characterized in that: A hinge plate (270) is fixedly mounted on one end of the first clamp head (210) and the second clamp head (220) close to the sliding device (400), and the two hinge plates (270) are hinged to the head of the rotating assembly (300).

5. The multifunctional thyroid grasping forceps according to claim 1, characterized in that: The rotating assembly (300) comprises: A steering head (310), wherein the steering head (310) is rotatably engaged with a front end of the orientation block (130); An extension tube (320), wherein the extension tube (320) is fixed on the steering head (310); A positioning groove (330), wherein the positioning groove (330) is provided at the front end of the extension tube (320); A socket joint (340) is detachably fixed to the front end of the extension tube (320).

6. The multifunctional thyroid grasping forceps according to claim 5, characterized in that: The socket (340) comprises: A plug connector (341), the plug connector (341) is plugged into the interior of the extension tube (320) and is hinged to the two hinge plates (270); A positioning protrusion (342), wherein the positioning protrusion (342) is fixed to the outside of the plug connector (341) and inserted into the inside of the positioning groove (330); A guide groove (343) is provided in the middle of the plug connector (341).

7. The multifunctional thyroid grasping forceps according to claim 1, characterized in that: The sliding device (400) comprises: A sliding head (410), wherein the sliding head (410) can be slidably inserted into the interior of the guide groove (343); An inner rod (420), the inner rod (420) is rotatably mounted on the rear side of the sliding head (410), and is inserted into the movable handle (120) through the extension tube (320) and the orientation block (130); The hinged arm (430) is provided with two hinged arms (430), and the two ends are respectively hinged to the sliding head (410) and the hinged plate (270).

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